Health

US seeks to drastically cut nicotine content in cigarettes

President Joe Biden's administration on Tuesday announced it would develop a new policy requiring cigarette producers to reduce nicotine to non-addictive levels—a move that would deal a powerful blow to the tobacco industry.

Diseases, Conditions, Syndromes

Shanghai eases Covid curbs in step towards ending lockdown

Shanghai slowly whirred back to life Wednesday as a range of COVID-19 restrictions were eased after a two-month lockdown that confined residents to their homes and battered the Chinese economy.

Gastroenterology

Intestinal cells change functions during their lives

Intestinal cells can change specializations during their lives. The BMP signaling pathway—an important communication mechanism between cells—appears to be the driver of these changes. That is what scientists from the ...

Immunology

Cause of inflammatory bowel disease discovered

Chronic inflammatory bowel disease (IBD) is becoming increasingly widespread. Until now, however, the underlying causes of the inflammation responses were unclear. Scientists at the Technical University of Munich (TUM) have ...

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